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A SHARED DATABASE OF UNDERGROUND UTILITY LINES FOR 3D MAPPING AND GIS APPLICATIONS
GIS relational database underground utility lines
2014/4/24
For the purpose of facility management it is very important to have detailed and up-to-date databases of underground utility lines,
but such data are not always available with adequate accuracy. Hen...
PHOTOGRAMMETRY FOR MAPPING UNDERGROUND UTILITY LINES WITH GROUND PENETRATING RADAR IN URBAN AREAS
Automation Orientation Navigation Urban Georeferencing Mobile Sequences Calibration
2014/4/25
Ground Penetrating Radar (GPR) is an active instrument often used to detect underground utility locations up to a few meters. To perform a three-dimensional reconstruction of position and geometry of ...